arm64: dts: amlogic: a1: introduce cpu temperature sensor

The A1 SoC family has only one thermal sensor for CPU temperature
measurement. It is required to set the TS clock rate to 500kHz to make
it workable.

Signed-off-by: Dmitry Rokosov <ddrokosov@salutedevices.com>
Link: https://lore.kernel.org/r/20240328192645.20914-3-ddrokosov@salutedevices.com


Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>